CA2418593A1 - Waveguide type liquid-crystal optical switch - Google Patents
Waveguide type liquid-crystal optical switch Download PDFInfo
- Publication number
- CA2418593A1 CA2418593A1 CA002418593A CA2418593A CA2418593A1 CA 2418593 A1 CA2418593 A1 CA 2418593A1 CA 002418593 A CA002418593 A CA 002418593A CA 2418593 A CA2418593 A CA 2418593A CA 2418593 A1 CA2418593 A1 CA 2418593A1
- Authority
- CA
- Canada
- Prior art keywords
- cores
- core
- optical
- optical switch
- electrodes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 198
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 100
- 239000004988 Nematic liquid crystal Substances 0.000 claims abstract description 9
- 239000013307 optical fiber Substances 0.000 claims description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 2
- 239000013078 crystal Substances 0.000 description 16
- 239000000758 substrate Substances 0.000 description 13
- 230000008878 coupling Effects 0.000 description 9
- 238000010168 coupling process Methods 0.000 description 9
- 238000005859 coupling reaction Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- 230000005684 electric field Effects 0.000 description 4
- 230000010287 polarization Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000008033 biological extinction Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- FURZYCFZFBYJBT-UHFFFAOYSA-N 4-(4-pentylcyclohexyl)benzonitrile Chemical compound C1CC(CCCCC)CCC1C1=CC=C(C#N)C=C1 FURZYCFZFBYJBT-UHFFFAOYSA-N 0.000 description 1
- DHSSDEDRBUKTQY-UHFFFAOYSA-N 6-prop-2-enyl-4,5,7,8-tetrahydrothiazolo[4,5-d]azepin-2-amine Chemical compound C1CN(CC=C)CCC2=C1N=C(N)S2 DHSSDEDRBUKTQY-UHFFFAOYSA-N 0.000 description 1
- 241000283690 Bos taurus Species 0.000 description 1
- 241001481828 Glyptocephalus cynoglossus Species 0.000 description 1
- 101100384355 Mus musculus Ctnnbip1 gene Proteins 0.000 description 1
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical compound ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 101150081243 STA1 gene Proteins 0.000 description 1
- 101150020073 cut-2 gene Proteins 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229950008418 talipexole Drugs 0.000 description 1
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical group [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/015—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on semiconductor elements having potential barriers, e.g. having a PN or PIN junction
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1326—Liquid crystal optical waveguides or liquid crystal cells specially adapted for gating or modulating between optical waveguides
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
- G02F1/31—Digital deflection, i.e. optical switching
- G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
- G02F1/3132—Digital deflection, i.e. optical switching in an optical waveguide structure of directional coupler type
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Liquid Crystal (AREA)
- Optical Integrated Circuits (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002036618A JP2003241240A (ja) | 2002-02-14 | 2002-02-14 | 導波路型液晶光スイッチ |
| JP2002-036618 | 2002-02-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2418593A1 true CA2418593A1 (en) | 2003-08-14 |
Family
ID=27655046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002418593A Abandoned CA2418593A1 (en) | 2002-02-14 | 2003-02-10 | Waveguide type liquid-crystal optical switch |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6904207B2 (ja) |
| EP (1) | EP1338915A3 (ja) |
| JP (1) | JP2003241240A (ja) |
| KR (1) | KR20030068463A (ja) |
| CN (1) | CN1438519A (ja) |
| AU (1) | AU2003200498A1 (ja) |
| CA (1) | CA2418593A1 (ja) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003337317A (ja) * | 2002-05-17 | 2003-11-28 | Nippon Sheet Glass Co Ltd | 導波路型液晶光スイッチ |
| JP4438350B2 (ja) * | 2003-08-21 | 2010-03-24 | 横河電機株式会社 | 光スイッチ |
| GB2408811B (en) * | 2003-12-06 | 2005-11-23 | Bookham Technology Plc | Optical Modulator |
| JP2006113178A (ja) * | 2004-10-13 | 2006-04-27 | Yokogawa Electric Corp | 光スイッチ |
| KR100810304B1 (ko) * | 2006-01-12 | 2008-03-06 | 삼성전자주식회사 | 평판형 광 도파로 |
| CN107688250B (zh) * | 2017-09-20 | 2020-07-03 | 香港理工大学深圳研究院 | 一种基于液晶电光波导的光学交叉互连器件 |
| WO2019109214A1 (zh) * | 2017-12-04 | 2019-06-13 | 华为技术有限公司 | 光波导装置、光波导装置的控制方法和存储介质 |
| PL234439B1 (pl) * | 2018-03-09 | 2020-02-28 | Politechnika Warszawska | Sposób całkowicie optycznego przełączania sygnału optycznego w homogenicznej komórce ciekłokrystalicznej o zmiennej orientacji molekuł wypełnionej nematycznym ciekłym kryształem |
| JP7373768B2 (ja) * | 2018-03-27 | 2023-11-06 | パナソニックＩｐマネジメント株式会社 | 光デバイスおよび光検出システム |
| CN113412448A (zh) * | 2019-02-18 | 2021-09-17 | 松下知识产权经营株式会社 | 光设备 |
| CN113126372A (zh) * | 2019-12-30 | 2021-07-16 | 江苏集萃智能液晶科技有限公司 | 光波导干涉结构 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4720174A (en) * | 1985-11-05 | 1988-01-19 | Itt Defense Communications, A Division Of Itt Corporation | Liquid crystal optical switching device with integrally attached optical fibers |
| DE3883492T2 (de) | 1987-11-20 | 1993-12-23 | Ericsson Telefon Ab L M | Verfahren zur Anordnung eines polarisationsrichtenden optoelektronischen Schalters und ein Schalter dafür. |
| US5044712A (en) | 1990-06-29 | 1991-09-03 | The United States Of America As Represented By The Secretary Of The Air Force | Waveguided electrooptic switches using ferroelectric liquid crystals |
| JP2962378B2 (ja) | 1991-12-18 | 1999-10-12 | 株式会社ジャパンエナジー | 光スイッチ |
| JPH0688968A (ja) * | 1992-04-07 | 1994-03-29 | Sharp Corp | 光導波路、それを用いる光入力装置、これらを用いた表示装置及びこれらの製造方法 |
| US6157753A (en) | 1999-05-21 | 2000-12-05 | Agilent Technologies, Inc. | Programmable light path device |
| JP2003337317A (ja) * | 2002-05-17 | 2003-11-28 | Nippon Sheet Glass Co Ltd | 導波路型液晶光スイッチ |
-
2002
- 2002-02-14 JP JP2002036618A patent/JP2003241240A/ja active Pending
-
2003
- 2003-02-10 CA CA002418593A patent/CA2418593A1/en not_active Abandoned
- 2003-02-12 US US10/364,370 patent/US6904207B2/en not_active Expired - Fee Related
- 2003-02-13 EP EP03003121A patent/EP1338915A3/en not_active Withdrawn
- 2003-02-13 KR KR10-2003-0009019A patent/KR20030068463A/ko not_active Application Discontinuation
- 2003-02-13 CN CN03104427A patent/CN1438519A/zh active Pending
- 2003-02-14 AU AU2003200498A patent/AU2003200498A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP1338915A3 (en) | 2003-10-29 |
| EP1338915A2 (en) | 2003-08-27 |
| AU2003200498A1 (en) | 2003-09-04 |
| CN1438519A (zh) | 2003-08-27 |
| US20030156793A1 (en) | 2003-08-21 |
| JP2003241240A (ja) | 2003-08-27 |
| KR20030068463A (ko) | 2003-08-21 |
| US6904207B2 (en) | 2005-06-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |